Finding the Fourth Proportional to 4,471.14, 6,170.08 and 2,481.68
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Solution
The fourth proportional to 4,471.14, 6,170.08 and 2,481.68 is: 3,424.67
Step by Step Solution
- Step 1: Write the proportion equation
4,471.14 : 6,170.08 = 2,481.68 : x - Step 2: Convert to fraction form
4,471.14/6,170.08 = 2,481.68/x - Step 3: Cross multiply
4,471.14x = 6,170.08 × 2,481.68 - Step 4: Simplify right side
4,471.14x = 15,312,164.13 - Step 5: Solve for x
x = 15,312,164.13/4,471.14 - Step 6: Final answer
x = 3,424.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.